<template>
  <div id="app">
    <h1>项目实战code3</h1>
    <table class="tb">
      <th>编号</th>
      <th>品牌名称</th>
      <th>创立时间</th>
      <th>操作</th>
      <tr v-for="item in arr" :key="item.id">
        <td>{{item.id}}</td>
        <td>{{item.name}}</td>
        <td>{{item.time}}</td>
        <td><button @click="delFn(item.id)">删除</button></td>
      </tr>
      <tr v-if="arr.length === 0">
        <td colspan="4">没有数据咯~</td>
      </tr>
    </table>
  </div>
</template>

<script>
export default {
  data(){
    return{
    arr:[{
      id:1,
      name:'奔驰',
      time:'2020-08-1',
    },{
      id:2,
      name:'宝马',
      time:'2020-08-2',
    },{
      id:3,
      name:'奥迪',
      time:'2020-08-3',
    },]
    }
  },
  methods: {
    delFn(id){
      return this.arr = this.arr.filter(item => item.id !== id)
    }
  }
}
</script>


<style scoped>
  #app {
  width: 600px;
  margin: 10px auto;
}

.tb {
  border-collapse: collapse;
  width: 100%;
}

.tb th {
  background-color: #0094ff;
  color: white;
}

.tb td,
.tb th {
  padding: 5px;
  border: 1px solid black;
  text-align: center;
}

.add {
  padding: 5px;
  border: 1px solid black;
  margin-bottom: 10px;
}
</style>
